Endress+Hauser Mycom S CPM 153 Operating Instructions Manual page 69

Mycom S CPM 153
Endress+Hauser
6.5.15 Set up 2 – ChemoClean
®
hemoClean is an automatic cleaning system for pH/redox electrodes. The injector (e.g.
CYR 10) conveys water and cleaner over two contacts to the electrode.
1
2
3
5
Fig. 27: 1: Electric line
2: Compressed air
3: Water/cleaning fluid
4: CPM 153 transmitter
5: Immersion assembly
6: Injector CYR 10
7: Cleaning fluid
8: Motive water
Operation:
1. In the menu "Basic settings"
®
oClean must be switched on and the appropriate contacts connected to the injec-
tor (see connection examples on page 128 ff.).
2. The cleaning processes are configured in the menu "PARAM"
moClean". Here, the automatic or event-controlled cleaning can be adapted to the
process conditions.
One or more of the following controls are possible:
– Weekly programme (see below, Fields OA1 to OAA5): any number of cleanings
can be started on each weekday
– External control: a start can be triggered via the digital inputs. For this, external
control must be activated in Field O1, "Select Control Levels": Ext. control "on")
– Cleaning trigger: Cleaning is carried out when an SCS alarm occurs (see also
Field LM1 under "Set up 2"
– Power failure: cleaning is started after a power failure.
Manual operation:
Rapid on-site cleaning can be carried out with the menu:
"PARAM" "Manual operation"
4
MEAS CAL
DIAG PARAM
7
"Contacts" (Field F1, s. page 36), the function Chem-
"Check systems")
"ChemoClean"
6
"Set up 2"
press "E" 2 x ("Start cleaning")
6 Start-up
8
"Che-
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